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中英文互译(1)指令译码器______(2)地址总线________ (3)处理器______(4)流水线______(5)寄存器______(6)machine opcode________ (7)execution_______(8)microprocessor____ (9)ROM_____ (10)memory_____

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下面哪一项是显微镜的错误操作

A. 显微镜使用结束后应把灯光调到最暗
B. 油镜使用时应将镜头浸没到香柏油中,然后进行微调观察
C. 显微镜使用结束后应将4倍镜转到最底部并与通光孔相对
D. 显微镜使用结束后应将载物台下降到最低

读一读/跟着录音读,选出u发长元音/uː/ or /juː/的单词。Read (or listen to the recording ) and choose the words with a long u sound /uː/ or /juː/.

A. lute
B. nut
C. rug

读一读/跟着录音读,选出u发长元音/uː/ or /juː/的单词。Read (or listen to the recording ) and choose the words with a long u sound /uː/ or /juː/.

A. cut
B. cud
C. cute

读一读/跟着录音读,选出u发长元音/uː/ or /juː/的单词。Read (or listen to the recording ) and choose the words with a long u sound /uː/ or /juː/.

A. sub
B. jut
C. Yule

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